<template>
  <div class="login" :style="'background-image:url(' + Background + ')'">
    <el-form
      ref="loginForm"
      :model="loginForm"
      :rules="loginRules"
      label-position="left"
      label-width="0px"
      class="login-form"
    >
      <div class="title">
        创作者发布平台
      </div>
      <el-form-item prop="mobile">
        <el-input
          v-model="loginForm.mobile"
          type="text"
          auto-complete="off"
          placeholder="手机号"
        >
          <svg-icon
            slot="prefix"
            icon-class="user"
            class="el-input__icon input-icon"
          />
        </el-input>
      </el-form-item>
      <!-- <el-form-item prop='password'>
        <el-input v-model='loginForm.password' type='password' auto-complete='off' placeholder='密码' @keyup.enter.native='handleLogin'>
          <svg-icon slot='prefix' icon-class='password' class='el-input__icon input-icon' />
        </el-input>
      </el-form-item> -->
      <el-form-item prop="code" class="itemIput">
        <el-input
          class="code"
          v-model="loginForm.code"
          auto-complete="off"
          placeholder="验证码"
          @keyup.enter.native="handleLogin"
        >
        </el-input>
        <div>
          <el-button class="login-code" @click="getCode()">
            <span v-if="!getCodeShow">获取验证码</span>
            <span v-else>{{ timeLeft }}S</span>
          </el-button>
        </div>
      </el-form-item>
      <!-- <el-checkbox v-model='loginForm.rememberMe' style='margin:0 0 25px 0'>
        记住我
      </el-checkbox> -->
      <el-form-item style="width:100%">
        <el-button
          :loading="loading"
          size="medium"
          type="primary"
          style="width:100%"
          @click.native.prevent="handleLogin"
        >
          <span v-if="!loading">登 录</span>
          <span v-else>登 录 中...</span>
        </el-button>
      </el-form-item>
    </el-form>
    <!--  底部  -->
    <div v-if="$store.state.settings.showFooter" id="el-login-footer">
      <span v-html="$store.state.settings.footerTxt"></span>
      <span v-if="$store.state.settings.caseNumber"> ⋅ </span>
      <a href="https://beian.miit.gov.cn/#/Integrated/index" target="_blank">{{
        $store.state.settings.caseNumber
      }}</a>
    </div>
  </div>
</template>

<script>
import { encrypt } from "@/utils/rsaEncrypt";
import Config from "@/settings";
import { sendCode } from "@/api/login";
import Cookies from "js-cookie";
import qs from "qs";
import Background from "../assets/images/background.jpeg";
export default {
  name: "Login",
  data() {
    return {
      Background: Background,
      codeUrl: "",
      cookiePass: "",
      getCodeShow: false,
      loginForm: {
        mobile: "",
        rememberMe: false,
        code: "",
        no: ""
      },
      timeLeft: 60,
      loginRules: {
        mobile: [
          { required: true, trigger: "blur", message: "手机号不能为空" }
        ],
        password: [
          { required: true, trigger: "blur", message: "密码不能为空" }
        ],
        code: [{ required: true, trigger: "change", message: "验证码不能为空" }]
      },
      loading: false,
      redirect: undefined
    };
  },
  watch: {
    $route: {
      handler: function(route) {
        const data = route.query;
        if (data && data.redirect) {
          this.redirect = data.redirect;
          delete data.redirect;
          if (JSON.stringify(data) !== "{}") {
            this.redirect =
              this.redirect + "&" + qs.stringify(data, { indices: false });
          }
        }
      },
      immediate: true
    }
  },
  computed: {
    countdown() {
      // 格式化时间显示，例如 "59:00"
      const minutes = Math.floor(this.timeLeft / 60);
      const seconds = this.timeLeft % 60;
      return `${minutes}:${seconds < 10 ? "0" : ""}${seconds}`;
    }
  },
  created() {
    // 获取验证码
    // this.getCode()
    // 获取用户名密码等Cookie
    this.getCookie();
    // token 过期提示
    this.point();
  },
  methods: {
    startCountdown() {
      if (this.timeLeft > 0) {
        setTimeout(() => {
          this.timeLeft -= 1; // 每秒减1
          this.startCountdown(); // 递归调用
        }, 1000);
      } else {
        this.getCodeShow = false;
        console.log("倒计时结束");
        this.timeLeft = 60;
      }
    },
    getCode() {
      if (this.loginForm.mobile == "") {
        this.$message({
          message: "请输入手机号",
          type: "error"
        });
        return;
      }
      let data = {
        mobile: this.loginForm.mobile
      };
      sendCode(data).then(res => {
        console.log(res);
        this.loginForm.no = res.data.no;
        this.getCodeShow = true;
        this.startCountdown();
      });
    },
    getCookie() {
      const mobile = Cookies.get("mobile");
      const rememberMe = Cookies.get("rememberMe");
      // 保存cookie里面的加密后的密码
      this.loginForm = {
        mobile: mobile === undefined ? this.loginForm.mobile : mobile,
        code: ""
      };
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        const user = {
          mobile: this.loginForm.mobile,
          no: this.loginForm.no,
          code: this.loginForm.code
        };
        console.log(user);
        if (valid) {
          this.loading = true;
          this.$store
            .dispatch("Login", user)
            .then(res => {
              this.loading = false;
              this.$router.push({ path: this.redirect || "/" });
            })
            .catch(res => {
              this.loading = false;
              console.log(res);
              this.$message({
                message: res.msg,
                type: "error"
              });
              // this.getCode()
            });
        } else {
          return false;
        }
      });
    },
    point() {
      const point = Cookies.get("point") !== undefined;
      if (point) {
        this.$notify({
          title: "提示",
          message: "当前登录状态已过期，请重新登录！",
          type: "warning",
          duration: 5000
        });
        Cookies.remove("point");
      }
    }
  }
};
</script>

<style rel="stylesheet/scss" lang="scss">
.login {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background-size: cover;
}

.title {
  margin: 0 auto 30px auto;
  text-align: center;
  color: #707070;
}

.login-form {
  border-radius: 6px;
  background: #ffffff;
  width: 385px;
  padding: 25px 25px 5px 25px;

  .el-input {
    height: 38px;

    input {
      height: 38px;
    }
  }

  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 2px;
  }
}

.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}

.login-code {
  display: inline-block;
  height: 38px;
  width: 100px;

  img {
    cursor: pointer;
    vertical-align: middle;
  }
}

.code {
  width: 100%;
}

.itemIput {
  display: flex;
  width: 100%;

  .el-form-item__content {
    display: flex;
    width: 100%;
  }
}
</style>
